﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace Maticsoft.DAL
{
	/// <summary>
	/// 数据访问类:newsInfo
	/// </summary>
	public partial class newsInfo
	{
		public newsInfo()
		{}
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetListParentIdByPage(int parentId, int currentPageIndex, int pageSize, out int count)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@parentId", SqlDbType.VarChar, 100),
                    new SqlParameter("@currentPageIndex", SqlDbType.Int),
                    new SqlParameter("@pageSize", SqlDbType.Int),
                    new SqlParameter("@count", SqlDbType.Int),
                    };
            parameters[0].Value = parentId;
            parameters[1].Value = currentPageIndex;
            parameters[2].Value = pageSize;
            parameters[3].Direction = ParameterDirection.Output;

            DataSet ds = DbHelperSQL.RunProcedure("P_GetNewsInfoListByParenId", parameters, "ds");

            if (!Convert.IsDBNull(parameters[3].Value))
            {
                count = Convert.ToInt32(parameters[3].Value);
            }
            else
            {
                count = 0;
            }

            return ds;
        }
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetListByPage(string newsType, int currentPageIndex, int pageSize, out int count)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@newsType", SqlDbType.VarChar, 100),
                    new SqlParameter("@currentPageIndex", SqlDbType.Int),
                    new SqlParameter("@pageSize", SqlDbType.Int),
                    new SqlParameter("@count", SqlDbType.Int),
                    };
            parameters[0].Value = newsType;
            parameters[1].Value = currentPageIndex;
            parameters[2].Value = pageSize;
            parameters[3].Direction = ParameterDirection.Output;

            DataSet ds = DbHelperSQL.RunProcedure("P_GetNewsInfoList", parameters, "ds");

            if (!Convert.IsDBNull(parameters[3].Value))
            {
                count = Convert.ToInt32(parameters[3].Value);
            }
            else
            {
                count = 0;
            }

            return ds;
        }
        #region  BasicMethod

        /// <summary>
        /// 得到最大ID
        /// </summary>
        public int GetMaxId()
        {
            return DbHelperSQL.GetMaxID("newsId", "newsInfo");
        }

        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public bool Exists(int newsId)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from newsInfo");
            strSql.Append(" where newsId=@newsId");
            SqlParameter[] parameters = {
					new SqlParameter("@newsId", SqlDbType.Int,4)
			};
            parameters[0].Value = newsId;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(Maticsoft.Model.newsInfo model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into newsInfo(");
            strSql.Append("newsContent,newsTitle,newsType,newsPublisher,newsPubTime,newsCount,parentId)");
            strSql.Append(" values (");
            strSql.Append("@newsContent,@newsTitle,@newsType,@newsPublisher,@newsPubTime,@newsCount,@parentId)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@newsContent", SqlDbType.Text),
					new SqlParameter("@newsTitle", SqlDbType.VarChar,100),
					new SqlParameter("@newsType", SqlDbType.VarChar,100),
					new SqlParameter("@newsPublisher", SqlDbType.VarChar,20),
					new SqlParameter("@newsPubTime", SqlDbType.DateTime),
					new SqlParameter("@newsCount", SqlDbType.Int,4),
					new SqlParameter("@parentId", SqlDbType.Int,4)};
            parameters[0].Value = model.newsContent;
            parameters[1].Value = model.newsTitle;
            parameters[2].Value = model.newsType;
            parameters[3].Value = model.newsPublisher;
            parameters[4].Value = model.newsPubTime;
            parameters[5].Value = model.newsCount;
            parameters[6].Value = model.parentId;

            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(Maticsoft.Model.newsInfo model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update newsInfo set ");
            strSql.Append("newsContent=@newsContent,");
            strSql.Append("newsTitle=@newsTitle,");
            strSql.Append("newsType=@newsType,");
            strSql.Append("newsPublisher=@newsPublisher,");
            strSql.Append("newsPubTime=@newsPubTime,");
            strSql.Append("newsCount=@newsCount,");
            strSql.Append("parentId=@parentId");
            strSql.Append(" where newsId=@newsId");
            SqlParameter[] parameters = {
					new SqlParameter("@newsContent", SqlDbType.Text),
					new SqlParameter("@newsTitle", SqlDbType.VarChar,100),
					new SqlParameter("@newsType", SqlDbType.VarChar,100),
					new SqlParameter("@newsPublisher", SqlDbType.VarChar,20),
					new SqlParameter("@newsPubTime", SqlDbType.DateTime),
					new SqlParameter("@newsCount", SqlDbType.Int,4),
					new SqlParameter("@parentId", SqlDbType.Int,4),
					new SqlParameter("@newsId", SqlDbType.Int,4)};
            parameters[0].Value = model.newsContent;
            parameters[1].Value = model.newsTitle;
            parameters[2].Value = model.newsType;
            parameters[3].Value = model.newsPublisher;
            parameters[4].Value = model.newsPubTime;
            parameters[5].Value = model.newsCount;
            parameters[6].Value = model.parentId;
            parameters[7].Value = model.newsId;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int newsId)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from newsInfo ");
            strSql.Append(" where newsId=@newsId");
            SqlParameter[] parameters = {
					new SqlParameter("@newsId", SqlDbType.Int,4)
			};
            parameters[0].Value = newsId;

            int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 批量删除数据
        /// </summary>
        public bool DeleteList(string newsIdlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from newsInfo ");
            strSql.Append(" where newsId in (" + newsIdlist + ")  ");
            int rows = DbHelperSQL.ExecuteSql(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public Maticsoft.Model.newsInfo GetModel(int newsId)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 newsId,newsContent,newsTitle,newsType,newsPublisher,newsPubTime,newsCount,parentId from newsInfo ");
            strSql.Append(" where newsId=@newsId");
            SqlParameter[] parameters = {
					new SqlParameter("@newsId", SqlDbType.Int,4)
			};
            parameters[0].Value = newsId;

            Maticsoft.Model.newsInfo model = new Maticsoft.Model.newsInfo();
            DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                return DataRowToModel(ds.Tables[0].Rows[0]);
            }
            else
            {
                return null;
            }
        }


        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public Maticsoft.Model.newsInfo DataRowToModel(DataRow row)
        {
            Maticsoft.Model.newsInfo model = new Maticsoft.Model.newsInfo();
            if (row != null)
            {
                if (row["newsId"] != null && row["newsId"].ToString() != "")
                {
                    model.newsId = int.Parse(row["newsId"].ToString());
                }
                if (row["newsContent"] != null)
                {
                    model.newsContent = row["newsContent"].ToString();
                }
                if (row["newsTitle"] != null)
                {
                    model.newsTitle = row["newsTitle"].ToString();
                }
                if (row["newsType"] != null)
                {
                    model.newsType = row["newsType"].ToString();
                }
                if (row["newsPublisher"] != null)
                {
                    model.newsPublisher = row["newsPublisher"].ToString();
                }
                if (row["newsPubTime"] != null && row["newsPubTime"].ToString() != "")
                {
                    model.newsPubTime = DateTime.Parse(row["newsPubTime"].ToString());
                }
                if (row["newsCount"] != null && row["newsCount"].ToString() != "")
                {
                    model.newsCount = int.Parse(row["newsCount"].ToString());
                }
                if (row["parentId"] != null && row["parentId"].ToString() != "")
                {
                    model.parentId = int.Parse(row["parentId"].ToString());
                }
            }
            return model;
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select newsId,newsContent,newsTitle,newsType,newsPublisher,newsPubTime,newsCount,parentId ");
            strSql.Append(" FROM newsInfo ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" newsId,newsContent,newsTitle,newsType,newsPublisher,newsPubTime,newsCount,parentId ");
            strSql.Append(" FROM newsInfo ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /// <summary>
        /// 获取记录总数
        /// </summary>
        public int GetRecordCount(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) FROM newsInfo ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            object obj = DbHelperSQL.GetSingle(strSql.ToString());
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("SELECT * FROM ( ");
            strSql.Append(" SELECT ROW_NUMBER() OVER (");
            if (!string.IsNullOrEmpty(orderby.Trim()))
            {
                strSql.Append("order by T." + orderby);
            }
            else
            {
                strSql.Append("order by T.newsId desc");
            }
            strSql.Append(")AS Row, T.*  from newsInfo T ");
            if (!string.IsNullOrEmpty(strWhere.Trim()))
            {
                strSql.Append(" WHERE " + strWhere);
            }
            strSql.Append(" ) TT");
            strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
            return DbHelperSQL.Query(strSql.ToString());
        }

        /*
        /// <summary>
        /// 分页获取数据列表
        /// </summary>
        public DataSet GetList(int PageSize,int PageIndex,string strWhere)
        {
            SqlParameter[] parameters = {
                    new SqlParameter("@tblName", SqlDbType.VarChar, 255),
                    new SqlParameter("@fldName", SqlDbType.VarChar, 255),
                    new SqlParameter("@PageSize", SqlDbType.Int),
                    new SqlParameter("@PageIndex", SqlDbType.Int),
                    new SqlParameter("@IsReCount", SqlDbType.Bit),
                    new SqlParameter("@OrderType", SqlDbType.Bit),
                    new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
                    };
            parameters[0].Value = "newsInfo";
            parameters[1].Value = "newsId";
            parameters[2].Value = PageSize;
            parameters[3].Value = PageIndex;
            parameters[4].Value = 0;
            parameters[5].Value = 0;
            parameters[6].Value = strWhere;	
            return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
        }*/

        #endregion  BasicMethod
    }
}

